This beautiful Rolex Sky-Dweller Steel & Yellow Gold Black Dial 326933 comes with a Oyster, 42 mm, steel and yellow gold case and a black dial, a Fluted, bidirectional rotatable Rolex Ring Command bezel, Screw-down, Twinlock double waterproofness system, Scratch-resistant sapphire, Cyclops lens over the date crystal, and it is waterproof to 100 metres. It features a Perpetual, mechanical, self-winding, dual time zones, annual calendar movement. The bracelet: Oyster, flat three-piece links, Yellow Rolesor - combination of 904L steel and 18 ct yellow gold.